Registry data as of Aug 27, 2026

Jeffrey Kozlowski, MD

Nephrology Physician · Midland Park, NJ

Jeffrey Kozlowski, MD is a nephrology physician with a practice address in Midland Park, New Jersey, and NPI 1558352369, issued on Nov 1, 2005. Check the license (New Jersey 25MA04372700, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1558352369
Name
Jeffrey Kozlowski
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
25MA04372700 NJ
Self-reported in NPPES; status is on the state search
Practice location
44 Godwin Ave, Midland Park, NJ 07432
Phone
(201) 447-0013
Enumerated
Nov 1, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 44 Godwin Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alexandre Ackad, MDNephrology Physician1649261454
  2. Deborah Adams, RDRegistered Dietitian1295831808
  3. Ladan Bahrampour, MDInternal Medicine Physician1003877622
  4. Patrick Clancy, MDOphthalmology Physician1740381128
  5. Dina Dabaj, M.DInternal Medicine Physician1952551509
  6. Orrin Davis, MDSpecialist1013908300

Verify Jeffrey Kozlowski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA04372700
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the New Jersey license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

70% fewer Medicare Part D claims than the average nephrology physician in 2024

438 Medicare Part D claims for 111 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.

  1. Jeffrey Kozlowski438
  2. Specialty average1,465

Most prescribed

  1. Losartan Potassium37 claims
  2. Amlodipine Besylate26 claims
  3. Atorvastatin Calcium18 claims
  4. Veltassa17 claims
  5. Clopidogrel16 claims
  6. Levothyroxine Sodium16 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The Medicare quality score for 2023: 98.7 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score93.6
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $17.67

1 payment, mostly food and beverage; the largest payer was Fresenius USA Marketing, Inc.. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jeffrey Kozlowski$17.67
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Valley Physician Services PCHoboken, NJ

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

3 nephrology physician records list a Midland Park practice address

They are 3 of the 262 NPPES records with a Midland Park practice address, and 433 nephrology physician records in New Jersey.

Other nephrology physician records in New Jersey

  1. Arshia Abbasi, MDParamus, NJ1366756553
  2. Azza Abdel Hak, M.D.Voorhees, NJ1508135906
  3. Khaled Abdel-Kader, M.D.Freehold, NJ1164693008
  4. Zeinab Abdulrahman, MDNeptune Twp, NJ1528687803
  5. Mirel Abramovici, M.D.Englewood, NJ1215961958
  6. Prasad Acharya, M.D.Hainesport, NJ1295783785
  7. Alexandre Ackad, MDMidland Park, NJ1649261454
  8. Ananea Adamidis, M.D.Teaneck, NJ1235139957
  9. Adedamola Adeboye, M.DWest Orange, NJ1972997146
  10. Samuel Agahiu, MDEnglewood, NJ1992967020

Common questions

What is Jeffrey Kozlowski, MD's NPI number?

Jeffrey Kozlowski, MD's National Provider Identifier (NPI) is 1558352369, issued on Nov 1, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey Kozlowski, MD located?

The NPPES record lists a practice address at 44 Godwin Ave, Midland Park, NJ, 07432. Phone: (201) 447-0013. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey Kozlowski, MD's license?

NPPES lists New Jersey license number 25MA04372700, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jeffrey Kozlowski, MD prescribe under Medicare Part D?

In 2024, Jeffrey Kozlowski, MD had 438 Medicare Part D claims for 111 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.

What is Jeffrey Kozlowski, MD's Medicare quality score?

The 2023 MIPS final score is 98.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments, the HHS-OIG exclusion list) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.